call p%init(contxt,ptype,info)
This method allocates and initializes the preconditioner p, according to the preconditioner type chosen by the user.
Arguments
contxt | type(psb_ctxt_type), intent(in). |
| The communication context. |
ptype | character(len=*), intent(in) . |
| The type of preconditioner. Its values are specified in Table 1. |
| Note that strings are case insensitive. |
info | integer, intent(out). |
| Error code. If no error, 0 is returned. See Section 7 for details. |